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- 当前位置：浙江科菲流体控制有限公司 > 产品中心 > A27H外螺纹弹簧微启式安全阀，压力管道保护装置
A27H外螺纹弹簧微启式安全阀，压力管道保护装置
详细信息| 询价留言A27H弹簧微启式安全阀是一种安全保护用阀，它的启闭件受外力作用下处于常闭状态，当设备或管道内的介质压力升高，超过规定值时自动开启，通过向系统外排放介质来防止管道或设备内介质压力超过规定数值。安全阀属于自动阀类，主要用于锅炉、压力容器和管道上，控制压力不超过规定值，对人身安全和设备运行起重要保护作用。
A27H-10 A27H-16 A27H-25 A27H-40 A27Y-10P A27Y-16P A27Y-25P A27Y-40P A27Y-10R A27Y-16R A27Y-25R A27Y-40RA27H型适用于工作温度≤200℃的水、空气、蒸气等介质的设备或管路上。A27Y适用于工作温度≤200℃有腐蚀性介质的设备或管路上，作为超压保护装置。 A27H type are used for the equipment and pipeline of water, air, steam etc. medium what the working temperature are less than 200 . A27Y type are used for the equipment and pipeline of the quality with corrode me-dium what the working tempe-rature are less than 200 . Take for extra pressure devices. 主要零部件材料Explanation of materials for main parts NO. Name of part A27H Materials A27W-P Materials A27W-R Materials 1 Body HT350 ZG1Cr18Ni9Ti ZG1Cr18Ni12Mo2Ti 2 Nozzle 35 ZG1Cr18Ni9Ti ZG1Cr18Ni12Mo2Ti 3 Adjusting ring 2Cr13 1Cr18Ni9Ti 1Cr18Ni12Mo2Ti 4 Disc 2Cr13 1Cr18Ni9Ti 1Cr18Ni12Mo2Ti 5 Spring 50CrVA 50CrVACoated Teflon 50CrVACoated Teflon 6 Stem 2Cr13 2Cr13 1Cr18Ni9Ti 7 Adjusting bolt 45 2Cr13 1Cr18Ni9Ti 8 Cap ZG200-400 ZG200-400 1Cr18Ni9Ti Sealing surface of material D507 Depositing D507 CoDepositing stellite 10 Adjusting nut Q235-A 2Cr13 1Cr18Ni12Mo2Ti Sealing surface of material "Y" CoDepositing stellite, "H" D507 Depositing D507, "W"body
外形尺寸和连接尺寸Dimensions (mm) Nominal diameter
DN (mm)Dimensions (mm) do Rc L L1 G H 15 10 1/2" 40 65 1/2" 135 20 15 3/4" 45 70 3/4" 140 25 20 1" 45 76 1" 155 32 25 11/ " 55 85 11/ " 170 40 32 11/ " 55 85 11/ " 310 50 40 2" 67 100 2" 322 65 50 21/ " 76 112 21/ " 344 80 65 3" 110 135 3" 395 -
